menuknop = new Array();
	menuknop[1] = new menuknop_maken('menu_home');
	menuknop[2] = new menuknop_maken('menu_abonnement');
	menuknop[3] = new menuknop_maken('menu_overzam');
	menuknop[4] = new menuknop_maken('menu_archief');
	menuknop[5] = new menuknop_maken('menu_nieuws');
	menuknop[6] = new menuknop_maken('menu_zamblogs');
	menuknop[7] = new menuknop_maken('menu_contact');
	
	submenuknop = new Array();
	submenuknop[1] = new menuknop_maken('submenu_abonneer');
	submenuknop[2] = new menuknop_maken('submenu_cadeau');
	submenuknop[3] = new menuknop_maken('submenu_kennismaak');
	submenuknop[4] = new menuknop_maken('submenu_adreswijzig');

	function menuknop_maken(imgname) {
		this.normaal = new Image;
		this.normaal.src = "graphics/menu/" + imgname + ".gif";
		this.over = new Image;
		this.over.src = "graphics/menu/" + imgname + "_over.gif";
	}

	function toonsub() {
		document.getElementById('submenu').style.display='block';
	}

	function wegsub() {
		document.getElementById('submenu').style.display='none';
	}

	function toonknop(d) {
		$('menu_knop'+d).src = menuknop[d].over.src;
			wegsub();
	}
	
	function verbergknop(d) {
		$('menu_knop'+d).src = menuknop[d].normaal.src;
	}

	function toonsubknop(d) {
		$('submenu_knop'+d).src = submenuknop[d].over.src;
	}
	
	function verbergsubknop(d) {
		$('submenu_knop'+d).src = submenuknop[d].normaal.src;
	}